The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 20, 2017
Filed:
Sep. 18, 2013
Senqcia Corporation, Tokyo, JP;
Takashi Ohshima, Saitama, JP;
Atsuhiko Kobayashi, Tokyo, JP;
Tsukasa Matsuzaki, Saitama, JP;
Yuichi Nakabo, Saitama, JP;
SENQCIA CORPORATION, , JP;
Abstract
The invention provides a floor panel which can reduce a material cost and achieve a weight saving, by easily carrying out a press drawing process. In a floor panel in which an upper member and a lower member are joined in their peripheral edge portions and an internal space is formed in an inner portion of the floor panel, an opening portion intruding approximately as a rectangular shape into an inner side of the floor panel is formed in a side plate portion of each of the upper member and the lower member, and a shape of the opening portion is formed as such a curved shape that two internal corner portions intrude into the inner side of the floor panel than the other approximately linear portions than the internal corner portions, in a whole or a part of a horizontal cross section.